Icelandic children participate in Pilot for a Day program at Keflavik

U.S. Air Force Capt. Jason Ford, an F-15C Eagle fighter aircraft pilot from the 871st Air Expeditionary Squadron, briefs the families of Gunnar Guðlaugsson and Arna Tryggvadóttir during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015. The program allowed two terminally ill Icelandic children to tour operations at Keflavik and experience a day in the life of a U.S. Air Force pilot.(U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Capt. Jason Ford, an F-15C Eagle fighter aircraft pilot from the 871st Air Expeditionary Squadron, briefs the families of Gunnar Guðlaugsson and Arna Tryggvadóttir during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015. The program allowed two terminally ill Icelandic children to tour operations at Keflavik and experience a day in the life of a U.S. Air Force pilot.(U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

Gunnar Guðlaugsson, Arna Tryggvadóttir and their families listen to briefings by Icelandic Coast Guard and U.S. Air Force personnel at the Control and Reporting Center during the 871st Air Expeditionary Squadron Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015. As part of the program, both children toured the CRC and participated in a simulated mission. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

Gunnar Guðlaugsson, Arna Tryggvadóttir and their families listen to briefings by Icelandic Coast Guard and U.S. Air Force personnel at the Control and Reporting Center during the 871st Air Expeditionary Squadron Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015. As part of the program, both children toured the CRC and participated in a simulated mission. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Senior Airman Jessica Mefford, 871st Air Expeditionary Squadron, shows Arna Tryggvadóttir, Pilot for a Day participant, how to operate systems at the Control and Reporting Center during the program at Keflavik International Airport, Iceland, May 13, 2015. As part of the program, both children toured the CRC and participated in a simulated mission. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Senior Airman Jessica Mefford, 871st Air Expeditionary Squadron, shows Arna Tryggvadóttir, Pilot for a Day participant, how to operate systems at the Control and Reporting Center during the program at Keflavik International Airport, Iceland, May 13, 2015. As part of the program, both children toured the CRC and participated in a simulated mission. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Airmen from the 871st Air Expeditionary Squadron give Gunnar Guðlaugsson, Arna Tryggvadóttir and their families a tour of a KC-135 Stratotanker aircraft during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015. The program allowed two terminally ill Icelandic children to tour operations at Keflavik and experience a day in the life of a U.S. Air Force pilot.(U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Airmen from the 871st Air Expeditionary Squadron give Gunnar Guðlaugsson, Arna Tryggvadóttir and their families a tour of a KC-135 Stratotanker aircraft during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015. The program allowed two terminally ill Icelandic children to tour operations at Keflavik and experience a day in the life of a U.S. Air Force pilot.(U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Capt. Jason Ford, 871st Air Expeditionary Squadron F-15C Eagle fighter aircraft pilot, and Aðalheiður Þorsteinsdóttir, Gunnar Guðlaugsson's mother, help Guðlaugsson don flight equipment during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015. The 871st AES hosted two children as part of the program,who were fitted with aircrew flight equipment and introduced to what a day in the life of a U.S. Air Force pilot is like. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Capt. Jason Ford, 871st Air Expeditionary Squadron F-15C Eagle fighter aircraft pilot, and Aðalheiður Þorsteinsdóttir, Gunnar Guðlaugsson's mother, help Guðlaugsson don flight equipment during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015. The 871st AES hosted two children as part of the program,who were fitted with aircrew flight equipment and introduced to what a day in the life of a U.S. Air Force pilot is like. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Senior Airman Justin Bishop, 871st Air Expeditionary Squadron aircrew flight equipment section, fits Arna Tryggvadóttir with a helmet during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015.The 871st AES hosted two children, who were fitted with aircrew flight equipment as part of the day-long program.(U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Senior Airman Justin Bishop, 871st Air Expeditionary Squadron aircrew flight equipment section, fits Arna Tryggvadóttir with a helmet during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015.The 871st AES hosted two children, who were fitted with aircrew flight equipment as part of the day-long program.(U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Capt. Jason Ford, 871st Air Expeditionary Squadron F-15C Eagle fighter aircraft pilot, gives a simulated mission brief to Arna Tryggvadóttir and Gunnar Guðlaugsson during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015.The program allowed two terminally ill Icelandic children to experience a day in the life of a U.S. Air Force pilot. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Capt. Jason Ford, 871st Air Expeditionary Squadron F-15C Eagle fighter aircraft pilot, gives a simulated mission brief to Arna Tryggvadóttir and Gunnar Guðlaugsson during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015.The program allowed two terminally ill Icelandic children to experience a day in the life of a U.S. Air Force pilot. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Captain Jason Ford, 871st Air Expeditionary Squadron F-15C Eagle fighter aircraft pilot, shows Gunnar Guðlaugsson the cockpit of an F-15C Eagle fighter aircraft during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015.The final part of the program included a tour of one of the F-15Cs stationed at Keflavik for Icelandic Air Surveillance and Policing. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)

U.S. Air Force Captain Jason Ford, 871st Air Expeditionary Squadron F-15C Eagle fighter aircraft pilot, shows Gunnar Guðlaugsson the cockpit of an F-15C Eagle fighter aircraft during the Pilot for a Day program at Keflavik International Airport, Iceland, May 13, 2015.The final part of the program included a tour of one of the F-15Cs stationed at Keflavik for Icelandic Air Surveillance and Policing. (U.S. Air Force photo by 2nd Lt. Meredith Mulvihill/Released)